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Home >> Toyota >> 2019 >> Mirai >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Lin Communication System - Diagnostic Codes & Symptom Tests >> Lin Communication System >> DTC B2785: Communication Malfunction between ECUs Connected by LIN [06/2015 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • When using the Techstream with the power switch off to troubleshoot:
  • Connect the Techstream to the vehicle, and turn a courtesy light switch on and off at 1.5 second intervals until communication between the Techstream and vehicle begins.
  • If the certification ECU (smart key ECU assembly), ID code box (Immobilizer Code ECU) or transmission control ECU assembly is replaced, refer to Registration.

    Refer to REGISTRATION [06/2015 - ]

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